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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1100 (Fuel System - General Information - 3.5L ECOBOOST (272KW/370PS)) >> General Procedures >> Fuel System Pressure Release

Fuel System Pressure Release

WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.

Activation 

  1. Refer to: Gasoline and Gasoline-Ethanol Fuel Systems Health and Safety Precautions .
  2. With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting .
  3. NOTE: The FPDM is located on the LH outboard frame below driver door.

    Remove the FPDM cover by removing the fasteners and bolt.

    Torque: 133 lb.in (15 Nm)

    GFD274163Courtesy of FORD MOTOR COMPANY
  4. Disconnect the FPDM electrical connector.
    GFD274164Courtesy of FORD MOTOR COMPANY
  5. Start the engine and allow it to idle until it stalls.
  6. After the engine stalls, crank the engine for approximately 5 seconds to make sure the fuel rail pressure has been released.
  7. Turn the ignition switch to the OFF position.
  8. When the fuel system service is complete, reconnect the FPDM electrical connector.
    GFD274164Courtesy of FORD MOTOR COMPANY
  9. Install the FPDM cover.

    Torque: 133 lb.in (15 Nm)

    GFD274163Courtesy of FORD MOTOR COMPANY
  10. Cycle the ignition key and wait 3 seconds to pressurize the fuel system. Check for leaks before starting the engine.
  11. When service on the fuel system is completed, start the engine and check for leaks.